.container-fluid {
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
  background-color: white;
}
.navbar-brand {
  float: left;
  height: 50px;
  padding: 15px 15px;
  font-size: 18px;
  line-height: 20px;
}
.navbar-nav {
  margin: 7.5px -15px;
}
.navbar-nav > li > a {
  padding-top: 20px;
  padding-bottom: 20px;
  line-height: 20px;
}
.bottom1{
    margin-right: 10px;
    font-size: 20px;
    font-weight: 900;
    border-radius:10px;
  background-color: rgb(184, 231, 235);
}
.bottom2{
    font-size: 20px;
    font-weight: 900;
    border-radius:10px;
    border :solid     1px  rgb(0, 0, 0);
}
.search{
margin-top: 15px;
margin-right: 30px;
}
.mainmid {
    padding-left: 220px;
    height: 80px;
    width: 100%;
    margin:-25px;
    font-weight: lighter; 
      
}
.main{
    background-color: rgba(220, 243, 243, 0.918);
    width: 100%;
    height: 2000px;
    
}
.mainleft{
    margin-left: 220px;
    background-color:white;
    width: 40%;
    height: 2000px;
    position: relative;
    top: 30px;
    border-radius:20px;
    padding-top: 0;
}
.mainright{
    margin-left: 900px;
    background-color:rgb(255, 255, 255);
    width:20%;
    height:1970px;
    position: relative;
    top: -1970px;
    border-radius:20px;
}
.lan{
    width: 40%;
    height: 50px;
    position: relative;
    top: -40px;
    left: 15px;
    
}
.itemlist{
    border :solid     1px  rgba(220, 243, 243, 0.918);
    width: 100%;
    height: 130px;
    position: relative;
    top: -10px;
    ;
}
.t1{
    color: rgb(62, 170, 170);
    font-size: 7px;
    position: relative;
    top: 10px;
    left: -130px;
}
.t2{
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 800;
    position: relative;
    top: 15px;
    left: -130px;    
}
.t3{
    color: rgb(62, 170, 170);
    font-size: 7px;
    position: relative;
    top: 22px;
    left: 12px;
}
.t11{
    
    color: rgb(62, 170, 170);
    font-size: 7px;
    position: relative;
    top: 12px;
    left: 12px;

}
.t22{
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 800;
    position: relative;
    top: 15px;
    left: 12px;
}
.r1{
    border :solid     1px  rgba(220, 243, 243, 0.918);
    width: 100%;
    height: 645px;
    position: relative;
    top: 0px;
    ;
}